The last version of the GR2M model was developed by Mouelhi (2003).

The scheme of the GR2M model is presented below.


Evaporation = Evaporation

Réservoir de production = Production store

Réservoir de routage = Routing store

Extérieur du bassin = Outside the catchment

Its functioning is described here.

To know more: check our publications.

Download the Excel version of GR2M (in French).
GR2M is available in an R-package airGR.